Pythagorean And Quadratics

Triangles

100

a = 6, b = 8, c = ?

10

200

a = 3, b = 4, c = ? 

5

300

a = 1, b = 1, c = ?

c = ~1.41

400

a = 3, b = 9

c = ?

Also, draw the triangle.

~9.49

500

a = 10, b = 10

c = ?

Also, draw the triangle.

~14.14

Triangles pt. 2

100

a = 6, b = ?, c = 10

8

200

a = ?, b = 4, c = 5

3

300

a = 4, b = ?, c = 10

~9.17

400

a = 4, b = ?, c = 16

b = ~15.49

500

a = ?, b = 1, c = 4

a = ~3.87

Quadratic Formula

100

a = 1, b = 1, c = -6

roots: -3, 2

200

a = 1, b = 4, c = -45

roots: -9, 5

300

a = 1, b = 7, c = 10

roots: -5, -2

400

solve for x:

-2x^2 + 4x + 2

x = 1 - √ 2

x = 1 + √ 2

500

solve for x:

3x^2 - 2x - 5

-1, 5/3

Find Roots

100

y = x - 1

roots: 1

200

y = x + 9

roots: -9

300

y = (x + 10)(x - 3)

roots: -10, 3

400

y = (x - 1)(x + 2)(x - 3)

roots: 1, -2, 3

500

y = x^2 - 5x - 50

roots: -5, 10

Misc.

100

2 + 2

4

200

What is on Mr. Loewen's phone case? 

American flag

300

How many cardigans does Mr. Loewen have?

2

400

Solve for x:

4(x - 2) = 28

x = 9

500

Find the surface area of an icosahedron if a face triangle has a base of 2 in and a height of 1 in. 

20 in2